Vestil VGLT Surface Mount Flexible Stakes are designed for high traffic and high potential impact locations. Stakes are made from polycarbonate extrusion and flexible hinge making them virtually indestructible. Easy four part assembly consists of putting together the post & hinge, 8" diameter base, grips, and pin. Units feature fast installation and can be mounted to concrete, asphalt, wood, or other hard surfaces using appropriate hardware (not included). Vestil VGLT stakes are FAA approved. Yellow and orange available. White Reflective Sheeting sold as an option.